Commit c9f36f04 authored by Seunghwan Baek's avatar Seunghwan Baek Committed by Martin K. Petersen
Browse files

scsi: ufs: core: Add ufshcd_update_evt_hist() for UFS suspend error 



If UFS resume fails, the event history is updated in ufshcd_resume(), but
there is no code anywhere to record UFS suspend. Therefore, add code to
record UFS suspend error event history.

Fixes: dd11376b ("scsi: ufs: Split the drivers/scsi/ufs directory")
Cc: stable@vger.kernel.org
Signed-off-by: default avatarSeunghwan Baek <sh8267.baek@samsung.com>
Reviewed-by: default avatarPeter Wang <peter.wang@mediatek.com>
Link: https://patch.msgid.link/20251210063854.1483899-2-sh8267.baek@samsung.com


Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 0e167765

drivers/ufs/core/ufshcd.c

+4 −1
Original line number Diff line number Diff line
@@ -10359,7 +10359,7 @@ static int ufshcd_suspend(struct ufs_hba *hba) 
	ret = ufshcd_setup_clocks(hba, false);

	if (ret) {

		ufshcd_enable_irq(hba);

		return ret;

		goto out;

	}

	if (ufshcd_is_clkgating_allowed(hba)) {

		hba->clk_gating.state = CLKS_OFF;
@@ -10371,6 +10371,9 @@ static int ufshcd_suspend(struct ufs_hba *hba) 
	/* Put the host controller in low power mode if possible */

	ufshcd_hba_vreg_set_lpm(hba);

	ufshcd_pm_qos_update(hba, false);

out:

	if (ret)

		ufshcd_update_evt_hist(hba, UFS_EVT_SUSPEND_ERR, (u32)ret);

	return ret;

}